Only tissue that is clearly carcinoma (established by histological criteria) should be tested. Include surgical pathology report. Submit electronic request. If you do not have electronic ordering capability, use an ARUP requisition form complete with an ARUP client number. For additional technical details, please contact ARUP Client Services at (800) 522-2787.

Statement B: This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.

Note

CPT Code(s)

88342 x4

Components

Component Test Code*

Component Chart Name

LOINC

0049199

Client Case or Ref #

49581-2

0049303

Mismatch Repair by IHC, Result

50595-8

0049305

Mismatch Repair by IHC with MLH1

50322-7

0049310

Mismatch Repair by IHC with MSH2

50323-5

0049320

Mismatch Repair by IHC with MSH6

50324-3

0049325

Mismatch Repair by IHC with PMS2

50328-4

* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

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